{ , n. [ Cf. F. convergence. ] 1. The condition or quality of converging; tendency to one point; the occurrence of two or more things coming together. [ 1913 Webster ]
2. (Math.) the approach of an infinite series to a finite limit. Syn. -- convergency. [ WordNet 1.5 ]
3. a representation of common ground between theories or phenomena. Syn. -- overlap, intersection. [ WordNet 1.5 ]
4. the act of converging (coming closer). Syn. -- converging, convergency. [ WordNet 1.5 ]
5. (Biol.) a similarity of form or function in two or more organisms caused by evolutionary adaptations to a similarity in the environment, rather than to a common heredity. [ PJC ]
The convergence or divergence of the rays falling on the pupil. Berkeley. [ 1913 Webster ]
{ } n. [ Cf. F. divergence. ] 1. A receding from each other in moving from a common center; the state of being divergent; as, an angle is made by the divergence of straight lines. [ 1913 Webster ]
Rays come to the eye in a state of divergency. &unr_;&unr_;&unr_;&unr_;&unr_;&unr_;. [ 1913 Webster ]
2. Disagreement; difference. [ 1913 Webster ]
Related with some divergence by other writers. Sir G. C. Lewis. [ 1913 Webster ]
n. 1. The act of verging or approaching; tendency; approach. [ R. ] [ 1913 Webster ]
2. (Opt.) The reciprocal of the focal distance of a lens, used as measure of the divergence or convergence of a pencil of rays. [ R. ] Humphrey Lloyd. [ 1913 Webster ]
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